In the aftermath of World War II, U.S. policymakers felt they faced an increasingly dire situation in China. By late 1949, Mao Zedong’s Communist forces had decisively defeated Chiang Kai-shek’s Nationalists (Kuomintang/KMT), pushing them off the mainland to Taiwan. In the mind of Dean Acheson, secretary of state under President Harry Truman, the collapse of the Nationalists raised pressing questions. Could Taiwan be held against a Communist invasion? And was Chiang Kai-shek the right leader for this task? Acheson’s initial plans, however fleeting, to replace Chiang underscore the...
